Heart region collecting blood from the paired common cardinal veins and delivering to the atrium.

Local Unique Identifier

0000177

Parts

• hog:0000488 sinus venosus left horn
• hog:0000489 sinus venosus right horn

Relation BFO:0000050 part of

hog:0001271

Xref Teleost Anatomy Ontology

tao:0000154